/*
 * Copyright 2019-2022 Mamoe Technologies and contributors.
 *
 * 此源代码的使用受 GNU AFFERO GENERAL PUBLIC LICENSE version 3 许可证的约束, 可以在以下链接找到该许可证.
 * Use of this source code is governed by the GNU AGPLv3 license that can be found through the following link.
 *
 * https://github.com/mamoe/mirai/blob/dev/LICENSE
 */

package net.mamoe.mirai.internal.message.data

import net.mamoe.mirai.Bot
import net.mamoe.mirai.contact.*
import net.mamoe.mirai.message.data.MessageSourceKind

internal fun ContactOrBot.inferMessageSourceKind(): MessageSourceKind {
    return when (this) {
        is Group -> MessageSourceKind.GROUP
        is Member -> MessageSourceKind.TEMP
        is Friend -> MessageSourceKind.FRIEND
        is Stranger -> MessageSourceKind.STRANGER
        is Bot -> MessageSourceKind.FRIEND
        else -> error("Unsupported contact: $this")
    }
}